CVE-2024-47661

Summary

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: Avoid overflow from uint32_t to uint8_t

[WHAT & HOW] dmub_rb_cmd's ramping_boundary has size of uint8_t and it is assigned 0xFFFF. Fix it by changing it to uint8_t with value of 0xFF.

This fixes 2 INTEGER_OVERFLOW issues reported by Coverity.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 30d1b783b6eeaf49d311a072c70d618d993d01ecaffected
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < d6b54900c564e35989cf6813e4071504fa0a90e0affected
LinuxLinux4.15affected
LinuxLinux0 < 4.15unaffected
LinuxLinux6.10.9 <= 6.10.*unaffected
LinuxLinux6.11 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References